The Americas
From the Amazon's blackwater basins to Caribbean reefs — the Americas hold the most popular freshwater biotopes and a wealth of Atlantic and Pacific saltwater life.
249 species · saltwater
Sub-regions
Compact Ivory Bush Coral
CoralOculina arbuscula
A compact, low-light Atlantic coral that thrives where others struggle.
Condy Anemone
InvertCondylactis gigantea
A bold Caribbean anemone that thrives without a clownfish partner.
Constricted Leaf Coral
CoralAgaricia fragilis
A low-light Caribbean plate coral that thrives where most corals struggle.
Convict Surgeonfish
FishAcanthurus triostegus
A reef grazer wearing prison stripes, and surprisingly easy to get along with.
Coral Anemone
CoralDiscosoma carlgreni
A hardy, low-light corallimorpharian with forked tentacles from the subtropical Atlantic.
Coral Banded Shrimp
InvertStenopus hispidus
Bold red-and-white stripes make this reef shrimp impossible to overlook.
Corky Sea Finger
CoralBriareum asbestinum
A hardy soft coral that carpets Caribbean reefs in purple-tipped polyps.
Cuban hogfish
FishBodianus pulchellus
A reef-safe wrasse relative that moonlights as a cleaner fish when young.
Cuvier's Surgeonfish
FishAcanthurus xanthopterus
A wide-ranging giant surgeonfish that breaks the herbivore rules.
Dark Green Parrotfish
FishSparisoma viride
A reef sculptor that literally chews coral into Caribbean sand.
Dead Men's Fingers
CoralAlcyonium digitatum
A cold-water soft coral that thrives where most reef animals won't.
Deepwater Sea Fan
CoralIciligorgia schrammi
A deepwater Atlantic sea fan that brings dramatic branching structure to the reef tank.
Delicate Spiny Sea Fan
CoralMuricea laxa
A graceful branching sea fan from the Western Atlantic that rewards attentive reefers.
Donkey Fish
FishEquetus lanceolatus
A boldly striped reef fish shaped like a living exclamation mark.
Doughnut Sea Rod
CoralEunicea fusca
A branching Caribbean sea rod that rewards patient, experienced reef keepers.
Dry Sea Plume
CoralAntillogorgia acerosa
A feathery Caribbean gorgonian that brings soft, swaying motion to reef displays.
Dwarf Cup Coral
CoralAstrangia solitaria
A small, solitary coral from the Atlantic that thrives without zooxanthellae.
Dwarf Seahorse
FishHippocampus zosterae
Tiny, monogamous, and endlessly watchable. The seahorse that actually fits a small tank.
Eight-ray Fingercoral
CoralMadracis formosa
A Caribbean finger coral with a distinctive eight-septum pattern and green coloration.
Elkhorn Coral
CoralAcropora palmata
A Caribbean reef giant with thick, branching arms built to take a pounding.
Elongate Zoanthid
CoralEpizoanthus leptoderma
A cool-water Pacific zoanthid suited for the patient, detail-oriented reef keeper.
Emerald Crab
InvertMithraculus sculptus
The reef keeper's secret weapon against bubble algae outbreaks.
Encrusting Gorgonian
CoralErythropodium caribaeorum
A soft, velvety Caribbean encruster that's surprisingly forgiving for new reef keepers.
Encrusting Star Coral
CoralCoenocyathus bowersi
A solitary Eastern Pacific cup coral found from shallow reefs to surprising depths.
Eyed Coral
CoralOculina diffusa
A compact Caribbean branching coral that thrives under low light conditions.
Fantail Filefish
FishPervagor spilosoma
A boldly patterned Hawaiian filefish with a vivid orange tail that demands attention.
Flagellate False Plexaura
CoralPseudoplexaura flagellosa
A tall, branching sea rod that brings authentic Caribbean reef structure to your tank.
Flameback Angelfish
FishCentropyge aurantonotus
A compact Atlantic dwarf angel with a bold orange back and reef-friendly size.
Flame Box Crab
InvertCalappa flammea
A brilliantly patterned box crab that buries itself and cracks shells with ease.
Floreana Coral
CoralTubastraea floreana
A rare Galapagos cup coral that thrives in low light and shaded reef spots.
Florida corallimorph
CoralRicordea florida
A beginner-friendly Caribbean coral mimic that comes in a rainbow of colors.
Florida Fighting Conch
InvertStrombus alatus
A peaceful, sand-sifting conch that earns its dramatic name through looks alone.
Flower Coral
CoralEusmilia fastigiata
A graceful, night-blooming coral with elegant tubular polyps and broad tentacles.
Flowery Carnation Coral
CoralDuva florida
A soft, feathery Atlantic coral that works well for beginners dipping into reef keeping.
Four Eye Butterflyfish
FishChaetodon capistratus
A Caribbean reef classic that often mates for life.
French angelfish
FishPomacanthus paru
A bold Atlantic giant that pairs for life and rules its reef corner.